Min. Order : 10 Pieces
1000-9999 Pieces
10000-99999 Pieces
>=100000 Pieces

Logo Embossed RW1990/TM1990/DS1990 ibutton key card for door

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Quick Details

Port: Shenzhen port
Payment Terms: L/C,D/A,D/P,T/T,Western Union,MoneyGram
Supply Ability: 10000000 Piece/Pieces per Year
Brand Name: Shuanggu
Type: Electronic Key Fob
Place of Origin: Guangdong China
Capacity: 64bits
Size: 17*5.89 for the ibutton
Working Temperature: -40℃to +85℃
Writable chip: RW1990
logo: any logo you want
Material: Stainless steel
Model Number: tm card
Read only Chip: DS1990/ TM1990
Application: Access Control System
MOQ: 10pcs
Packaging Detail: Insulated bags contain100 products. A white box contain five insulated bags. A cardboard box contain ten white boxes.(5000 pieces products)
Zhongshan Shuanggu Intelligent Technology Co., Ltd.
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Product Description

TM1990A-F5 compatible with DS1990A-F5 ibutton key for electric key, cabinet lock key,etc.


-Upgrade of DS1990 allows multiple Serial Number
-304-0.3 stainless steel package, durable, never rust and corrosion; resistance to heat; resistant variants
-can be read under water.
-Unique 64bit serial number,2401 chips,used universal.
-Low-cost electronic key for access control
-8-bit CRC for checking data integrity
-Can be read in less than 5 ms
-Operating temperature range of -40°C to +85°C
-Chip-based data carrier compactly stores information.

Introduction of Ibutton card(TM1990 Card)

TM cards (commonly known as Pengpeng card or Button card, also known as iB card (iB is the abbreviation for iButton)) is a patented product of DALLAS Inc., U. S., which communicates with the reader through single line protocol and data read-writes are completed through an instant touch. The card is not only provided with operability of Contactless IC card, but also possesses low cost of Contact IC card, and is one of the best IC cards that has a fairly high cost performance.

Product Process
Packing & Shipping

1. Inernational door to door express by DHL, FedEx, UPS, TNT, EMS.
2. By air (faster and cheaper for large oder)
3. By sea (the cheapest shipping way)


Q1. Can I have a sample order for the products?

A: Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.

Q2. What about the lead time?

A:Sample needs 3-5 days, mass production time needs 1-2 weeks for order quantity more than 

Q3. What is the MOQ ?

A: Big Order and Sample Order all accept by our company. we understanding new customers may take sample testing to know our quality.

Q4. How do you ship the goods and how long does it take to arrive?

A: We usually ship by DHL, UPS, FedEx or TNT. It usually takes 3-5 days to arrive. Airline and sea shipping also optional.

Q5. Your products can be customized?

A: Yes,sure.pls talking to sales about your exact requirements.

Shuanggu offer the OEM or ODM service.

Q6. Is it OK to print my logo on the product?

A: Yes. Please inform us formally before our production and confirm the design firstly based on our sample.

Q7: Do you offer guarantee for the products?

A: Yes, we offer 2 years warranty to our products.

Q8: Why choise us?

 Factory price direct.
Reply email fast within 24 hours,Sales all online when working time.
We cooperated for wholesales,distributors,retailers and solution company,more quantity more lower price.
100% QC inspection before shipment.
Online support when you have problem on testing.

Company Information

Zhongshan Shuanggu Smart technology co.,LTD

Zhongshan Shuanggu Smart technology co.,LTD was founded in 2002. Factory formerly known as Zhongshan Shuanggu electronic hardware products factory. We are based in Zhongshan. Factory covers an area of 5000 square meters, workers number nearly 100 people . Our main business scope is access control systems & products , products include a number of well-equipped production lines of contactless smart cards (Em4100, T5577, MI S50/S70, ect) and touchmemory card ( DS1990,TM1990, RW1990) and Security anti-theft lock. We have more than 10 self-developed designs.

Focuses on designing, researching and developing , manufacturing and selling LF, HF,UHF Tag/Label.I-button Card and Reader.

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